package cn.edu.xmu.oomall.liquidation.util;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

@Component
public class GetBeanUtil implements ApplicationContextAware {
    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if (GetBeanUtil.applicationContext == null) {
            GetBeanUtil.applicationContext = applicationContext;
        }
    }

    public static <T> T getBean(Class<T> classz) {
        return applicationContext.getBean(classz);
    }
}
